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Overview
DESCRIPTION

RS485 cables are widely used in industrial automation for connecting multiple devices like sensors, controllers, and meters in a network. Their ability to transmit data over long distances (up to 1200 meters) and resist electrical interference makes them ideal for harsh industrial environments, enabling reliable communication in systems such as factory machinery monitoring or building automation.

APPLICATION

The RS485 cable typically consists of two twisted pairs of wires as the core: one pair for differential data transmission (A and B lines) to reduce noise, and often another pair for power supply. It is usually shielded with a metal layer (like aluminum foil or braid) to further resist electromagnetic interference, and covered with an outer insulating jacket for protection.

STANDARD

TIA/EIA-485-A ,IEC 61158,IEC 60502-1,IEC 60332-1-2

MAIN CHARACTERISTICS

Voltage Rating (Uo/U),300V, 600V

Temperature Rating,-20°C to +75°C

Minimum Bending Radius,15 x overall diameter
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CABLE DATASHEET
300V,600V
TIA/EIA-485-A ,IEC 61158,IEC 60502-1,IEC 60332-1-2
INDUSTRIAL AUTOMATION
BUILDING AUTOMATION
DATA ACQUISITION SYSTEM
TRANSPORTATION
SECURITY SYSTEM
MEDICAL EQUIPMENT
BY COLOR
Specifications
ELECTRICAL PERFORMANCE
300V,600V
STANDARD
TIA/EIA-485-A ,IEC 61158,IEC 60502-1,IEC 60332-1-2
APPLICATION
INDUSTRIAL AUTOMATION
BUILDING AUTOMATION
DATA ACQUISITION SYSTEM
TRANSPORTATION
SECURITY SYSTEM
MEDICAL EQUIPMENT
CORE IDENTIFICATION
BY COLOR
CHEMICAL PERFORMANCE
Chemical & Oil resistance:Good
UV Resistant: based on UNE 211605
MECHANICAL PERFORMANCE
Minimum bending radius: x15 cable overall diameter
FIRE PERFORMANCE
Flame non-propagation based on IEC 60332-1-2< br /> Reaction to fire CPR: Eca, according to EN 50575
THERMINAL PERFORMANCE
Maximum service temperature: 90ºC
Minimum installation and handling temperature: -20ºC
Other Properties
APPROVALS
N/A
INSTALLATION CONDITIONS
In conduit,On tray,Open air
CABLE MARKING
LASER PRINT, OIL INK PRINTING, EMBOSSING PRINTING
PACKAGING
BY ROLL OR BY WOODEN REEL/DRUM
CONSTRUCTION
1.Conductor:
 
Class 2 bare copper or tinned copper conductor
 
2.Insulation:
 
PE(Polyethylene)
XLPE (Cross-Linked Polyethylene)
 
3.Shield:
 
Aluminum/polyester tape + drain wire
Aluminum/polyester tape + drain wire + copper braid screen
 
4.Sheath:
 
PVC (Polyvinyl Chloride)
LSZH(Low Smoke Zero Halogen)
 
Sheath Colour:
 
Black/Grey
Other colours available on request
PARAMETER

RS485 CABLE
NOMINAL CROSS SECTIONAL AREA NUMBER OF CONDUCTORS NUMBER OF STRANDS NOMINAL THICKNESS OF INSULATION NOMINAL THICKNESS OF SHEATH NOMINAL DIAMETER MAXIMUM RESISTANCE OF CONDUCTOR AT 20℃
AWG NO NO IN IN IN OHMS/1000FT
24 2(1-pair) 7 0.023 0.015 0.179 26.7
22 2(1-pair) 7 0.024 0.015 0.191 16.9
22 3(1.5-pairs) 7 0.024 0.015 0.204 16.9
22 4(2-pairs) 7 0.024 0.015 0.201 16.9
18 2(1-pair) 19 0.030  0.015 0.249 6.66
24 3(1.5-pairs) 7 0.023 0.015 0.191 26.7
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